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   PEM fuel cell  evaluated  
Fuel cells produce electric energy by a cold "combustion"; of hydrogen. Similar to batteries, they are conversion devices rather than genuine energy sources.
Technology field: Innovative traction concepts and energy sources
close main section General information
  open sub-section Description
close main section General criteria
  open sub-section Status of development: research & experiments
  Time horizon for broad application: in > 10 years
  Expected technological development: highly dynamic
  Benefits (other than environmental): medium
  Barriers: high
  Applicability for railway segments: high
    Type of traction:  diesel
    Type of transportation:  passenger - main lines, passenger - high speed, passenger - regional lines, passenger - suburban lines, freight
    Grade of diffusion into railway markets:
  Diffusion into relevant segment of fleet: 0 %
  Share of newly purchased stock: 0 %
  Market potential (railways): highly uncertain
close main section Environmental criteria
  open sub-section Impacts on energy efficiency:
  Energy efficiency potential for single vehicle: not applicable
  Energy efficiency potential throughout fleet: not applicable
  Other environmental impacts: ambivalent
close main section Economic criteria
  open sub-section Vehicle - fix costs: high
  Vehicle - running costs: strongly dependent on specific application
  Infrastructure - fix costs: high
  Infrastructure - running costs: strongly dependent on specific application
  Scale effects: (no data)
  Amortisation: (no data)
close main section Application outside railway sector
  open sub-section Status of development outside railway sector: in use
  Time horizon for broad application outside railway sector: in 5 - 10 years
  Expected technological development outside railway sector: highly dynamic
  Market potential outside railway sector: highly uncertain
close main section Overall rating
  open sub-section Overall potential: interesting
  Time horizon: long-term
References / Links:
Attachments:
Related projects:  Energy chains of alternative fuels;  Fuel Cell
Contact persons:
 date created: 2002-10-09
 
 
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